Examples with Command com.codename1.ui.Command used on opensource projects

Example 1 with Command

use of com.codename1.ui.Command in project CodenameOne by codenameone.

the class LazyValueC method createBackLazyValue.

/**
 * This is useful for swipe back navigation behavior
 * @param f the form from which we should go back
 * @return a lazy value that will return the back form
 */
public LazyValue<Form> createBackLazyValue(final Form f) {
    Vector formNavigationStack = baseFormNavigationStack;
    Hashtable p = null;
    Command cmd = null;
    if (formNavigationStack.size() > 1) {
        p = (Hashtable) formNavigationStack.elementAt(formNavigationStack.size() - 2);
        String backTitle = getBackCommandText((String) p.get(FORM_STATE_KEY_TITLE));
        String commandAction = (String) p.get(FORM_STATE_KEY_NAME);
        cmd = createCommandImpl(backTitle, null, BACK_COMMAND_ID, commandAction, true, "");
        cmd.putClientProperty(COMMAND_ARGUMENTS, "");
        cmd.putClientProperty(COMMAND_ACTION, commandAction);
    }
    return new LazyValueC(f, p, cmd, this);
}

Example 2 with Command

use of com.codename1.ui.Command in project CodenameOne by codenameone.

the class LazyValueC method showContainerImpl.

private Container showContainerImpl(String resourceName, Command sourceCommand, Component sourceComponent, boolean forceBack) {
    if (sourceComponent != null) {
        Form currentForm = sourceComponent.getComponentForm();
        // avoid the overhead of searching if no embedding is used
        if (currentForm.getClientProperty(EMBEDDED_FORM_FLAG) != null) {
            Container destContainer = sourceComponent.getParent();
            while (!(destContainer instanceof EmbeddedContainer || destContainer instanceof Form)) {
                // race condition, container was already removed by someone else
                if (destContainer == null) {
                    return null;
                }
                destContainer = destContainer.getParent();
            }
            if (destContainer instanceof EmbeddedContainer) {
                Container cnt = createContainer(fetchResourceFile(), resourceName, (EmbeddedContainer) destContainer);
                if (cnt instanceof Form) {
                    // Form f = (Form)cnt;
                    // cnt = formToContainer(f);
                    showForm((Form) cnt, sourceCommand, sourceComponent);
                    return cnt;
                }
                Component fromCmp = destContainer.getComponentAt(0);
                // This seems to be no longer necessary now that we have the replaceAndWait version that drops events
                // block the user from the ability to press the button twice by mistake
                // fromCmp.setEnabled(false);
                boolean isBack = forceBack;
                Transition t = fromCmp.getUIManager().getLookAndFeel().getDefaultFormTransitionOut();
                if (forceBack) {
                    initBackContainer(cnt, destContainer.getComponentForm(), getFormNavigationStackForComponent(sourceComponent));
                    t = t.copy(true);
                } else {
                    if (sourceCommand != null) {
                        if (t != null && backCommands != null && backCommands.contains(sourceCommand) || Display.getInstance().getCurrent().getBackCommand() == sourceCommand) {
                            isBack = true;
                            t = t.copy(true);
                        }
                    }
                }
                // create a back command if supported
                String commandAction = cnt.getName();
                Vector formNavigationStack = getFormNavigationStackForComponent(fromCmp);
                if (formNavigationStack != null && !isBack && allowBackTo(commandAction) && !isSameBackDestination((Container) fromCmp, cnt)) {
                    // trigger listener creation if this is the only command in the form
                    getFormListenerInstance(destContainer.getComponentForm(), null);
                    formNavigationStack.addElement(getContainerState((com.codename1.ui.Container) fromCmp));
                }
                beforeShowContainer(cnt);
                destContainer.replaceAndWait(fromCmp, cnt, t, true);
                postShowContainer(cnt);
                return cnt;
            } else {
                Container cnt = createContainer(fetchResourceFile(), resourceName);
                showForm((Form) cnt, sourceCommand, sourceComponent);
                return cnt;
            }
        }
    }
    Container cnt = createContainer(fetchResourceFile(), resourceName);
    if (cnt instanceof Form) {
        showForm((Form) cnt, sourceCommand, sourceComponent);
    } else {
        Form f = new Form();
        f.setLayout(new BorderLayout());
        f.addComponent(BorderLayout.CENTER, cnt);
        f.setName("Form" + cnt.getName());
        showForm(f, sourceCommand, sourceComponent);
    }
    return cnt;
}

Example 3 with Command

use of com.codename1.ui.Command in project CodenameOne by codenameone.

the class LazyValueC method showForm.

/**
 * This method is equivalent to the internal navigation behavior, it adds
 * functionality such as the back command into the given form resource and
 * shows it. If the source command is the back command the showBack() method
 * will run.
 *
 * @param resourceName the name of the resource for the form to show
 * @param sourceCommand the command of the resource (may be null)
 * @return the form thats being shown, notice that you can still manipulate
 * some states of the form before it actually appears
 */
public Form showForm(String resourceName, Command sourceCommand) {
    Form f = (Form) createContainer(fetchResourceFile(), resourceName);
    showForm(f, sourceCommand, null);
    return f;
}

Example 4 with Command

use of com.codename1.ui.Command in project CodenameOne by codenameone.

the class LazyValueC method readCommand.

private void readCommand(DataInputStream in, Component c, Container parent, Resources res, boolean legacy) throws IOException {
    String commandName = in.readUTF();
    String commandImageName = in.readUTF();
    String rollover = null;
    String pressed = null;
    String disabled = null;
    if (!legacy) {
        rollover = in.readUTF();
        pressed = in.readUTF();
        disabled = in.readUTF();
    }
    int commandId = in.readInt();
    String commandAction = in.readUTF();
    String commandArgument = "";
    if (commandAction.equals("$Execute")) {
        commandArgument = in.readUTF();
    }
    boolean isBack = in.readBoolean();
    Command cmd = createCommandImpl(commandName, res.getImage(commandImageName), commandId, commandAction, isBack, commandArgument);
    if (rollover != null && rollover.length() > 0) {
        cmd.setRolloverIcon(res.getImage(rollover));
    }
    if (pressed != null && pressed.length() > 0) {
        cmd.setPressedIcon(res.getImage(pressed));
    }
    if (disabled != null && disabled.length() > 0) {
        cmd.setPressedIcon(res.getImage(pressed));
    }
    if (isBack) {
        Form f = c.getComponentForm();
        if (f != null) {
            setBackCommand(f, cmd);
        } else {
            if (backCommands == null) {
                backCommands = new Vector();
            }
            backCommands.addElement(cmd);
        }
    }
    Button btn;
    if (c instanceof Container) {
        btn = (Button) ((Container) c).getLeadComponent();
    } else {
        btn = ((Button) c);
    }
    boolean e = btn.isEnabled();
    btn.setCommand(cmd);
    // special case since setting the command implicitly gets the enabled state from the command
    if (!e) {
        btn.setEnabled(false);
    }
    // no menu
    if (c.getComponentForm() != null) {
        btn.removeActionListener(getFormListenerInstance(parent, null));
    }
    cmd.putClientProperty(COMMAND_ARGUMENTS, commandArgument);
    cmd.putClientProperty(COMMAND_ACTION, commandAction);
    if (commandAction.length() > 0 && resourceFilePath == null || isKeepResourcesInRam()) {
        resourceFile = res;
    }
}

Example 5 with Command

use of com.codename1.ui.Command in project CodenameOne by codenameone.

the class LazyValueC method readObjectArrayForListModel.

private Object[] readObjectArrayForListModel(DataInputStream in, Resources res) throws IOException {
    Object[] elements = new Object[in.readInt()];
    int elen = elements.length;
    for (int iter = 0; iter < elen; iter++) {
        switch(in.readByte()) {
            case // String
            1:
                elements[iter] = in.readUTF();
                break;
            case // hashtable of Strings
            2:
                int hashSize = in.readInt();
                Hashtable val = new Hashtable();
                elements[iter] = val;
                for (int i = 0; i < hashSize; i++) {
                    int type = in.readInt();
                    if (type == 1) {
                        // String
                        String key = in.readUTF();
                        Object value = in.readUTF();
                        if (key.equals("$navigation")) {
                            Command cmd = createCommandImpl((String) value, null, -1, (String) value, false, "");
                            cmd.putClientProperty(COMMAND_ACTION, (String) value);
                            value = cmd;
                        }
                        val.put(key, value);
                    } else {
                        val.put(in.readUTF(), res.getImage(in.readUTF()));
                    }
                }
                break;
        }
    }
    return elements;
}